Those wanna covert from SOHC to DOHC for 4G9X series engine... can gimme a buzz... I have a 4G91 head, full set, everything needed for the conversion.... interested PM me... installation can be arranged.
i heard people saying that waja original CAI is supposed to be damn good by itself already.....i still dont know how the mechanism works also....so i just changed to k&n drop in filter...so i was thinking of doing...